/Engine/Source/Runtime/Engine/Classes/Engine/AssetManager.h
Called when an internal load handle finishes, handles setting to pending state
virtual void OnAssetStateChangeCompleted ( [FPrimaryAssetId](API\Runtime\CoreUObject\UObject\FPrimaryAssetId) PrimaryAssetId, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FStreamableHandle](API\Runtime\Engine\Engine\FStreamableHandle) > BoundHandle, FStreamableDelegate WrappedDelegate )